December 12, 2024

The ChimeraX 1.9 production release is available! See the change log for what's new.

October 14, 2024

Planned downtime: The ChimeraX website, Toolshed, web services (Blast Protein, Modeller, ...) and cgl.ucsf.edu e-mail will be unavailable starting Monday, Oct 14 10 AM PDT, continuing throughout the week and potentially the weekend (Oct 14-20).

August 1, 2024

Planned downtime: The ChimeraX website, Toolshed, web services (Blast Protein, Modeller, ...) and cgl.ucsf.edu e-mail will be unavailable August 1, 3-6 pm PDT.

June 17-18, 2024

Planned downtime: The ChimeraX website, Toolshed, web services (Blast Protein, Modeller, ...) and cgl.ucsf.edu e-mail will be unavailable June 17-18 PDT.

June 13, 2023

The ChimeraX 1.8 production release is available! See the change log for what's new.

May 10, 2024

The ChimeraX 1.8 release candidate is available – please try it and report any issues. See the change log for what's new.

January 22, 2024

ChimeraX 1.7.1 is available, with fixes for a few miscellaneous bugs that were identified after the 1.7 release.

December 19, 2023

The ChimeraX 1.7 production release is available! See the change log for what's new. Future Mac releases will require macOS 11 or higher.

November 6, 2023

The ChimeraX 1.7 release candidate is available – please try it and report any issues. See the change log for what's new.

October 30-31, 2023

Planned downtime: The ChimeraX website, associated web services, and Toolshed will be unavailable Oct 30 8am PDT – Oct 31 11:59pm PDT.

October 4, 2023

New paper online: UCSF ChimeraX: Tools for structure building and analysis. Meng EC, Goddard TD, et al. Protein Sci. 2023, in press.

May 9, 2023

The ChimeraX 1.6.1 production release is available! See the change log for what's new.

April 29, 2023

The ChimeraX 1.6 release candidate is available – please try it and report any issues. See the change log for what's new.

December 21, 2022

The RBVI wishes you a safe and happy holiday season! See our 2022 card and the gallery of previous cards back to 1985.

December 20, 2022

Brought to you by the Brown Lab at Virginia Tech: ChimeraX Tutorial: Making a Holiday Tree!

November 23, 2022

The ChimeraX 1.5 production release is available! See the change log for what's new.

October 13, 2022

The ChimeraX 1.5 release candidate is available! Please try it and report any issues. See the change log for what's new.

September 27, 2022

Website downtime: The RBVI website (Chimera, ChimeraX, etc.) and RBVI-hosted web services will be down for maintenance from Tue, Sep 27 9pm PDT, through Wed, possibly extending to Thu, Sep 29 5pm PDT.

June 10, 2022

The ChimeraX 1.4 production release is available. See the change log for what's new. ChimeraX 1.4 is the last release to support macOS 10.14 (Mojave).

May 10, 2022

The ChimeraX 1.4 release candidate is available. Please try it and report any issues. See the change log for what's new. ChimeraX 1.4 is the last release to support macOS 10.14 (Mojave).

December 20, 2021

The RBVI wishes you a safe and happy holiday season! See our 2021 card and the gallery of previous cards back to 1985.

December 8, 2021

The ChimeraX 1.3 production release is available. See the change log for what's new.

October 22, 2021

The ChimeraX 1.3 release candidate is available. Please try it and report any issues. See the change log for what's new.

May 28, 2021

The ChimeraX 1.2 production release is available. See the change log for what's new.

December 11, 2020

The RBVI wishes you a safe and happy holiday season! See our 2020 card and the gallery of previous cards back to 1985.

November 4, 2020

New paper online: UCSF ChimeraX: Structure visualization for researchers, educators, and developers. Pettersen EF, Goddard TD, et al. Protein Sci. 2020, in press.

September 23, 2020

Mac users: ChimeraX v1.1 does not work on MacOS 11.0 (Big Sur), but this problem has been fixed in v1.1.1 and the daily build.

September 10, 2020

The ChimeraX 1.1 production release is available. See the change log for what's new.

August 27, 2020

The ChimeraX 1.1 release candidate is available. Please try it and report any issues. See the change log for what's new.

June 11, 2020

The ChimeraX 1.0 production release is available! See the change log for what it contains.

May 8, 2020

We have joined the Twitterverse! – @UCSFChimeraX

May 6, 2020

The ChimeraX 1.0 release candidate is available! Please try it and report any issues. See the change log for what's new.

April 3, 2020

The ChimeraX 0.93 production release is available. See the change log for what's new.

March 7, 2020

The ChimeraX 0.92 production release is available. See the change log for what's new.

December 23, 2019

The ChimeraX 0.91 production release is available. See the change log for what's new.

October 16, 2019

ChimeraX virtual reality featured in UCSF School of Pharmacy news: VR Drug Discovery Makes Precision Therapy a Reality  [video]

June 20, 2019

ChimeraX virtual reality shown on PBS Newshour: How Close are Scientists to a Universal Flu Vaccine?

June 6, 2019

The ChimeraX 0.9 production release is available. See the change log for what's new.

May 30, 2019

From the Rochester Institute of Technology: Student develops tool to visualize molecular dynamics of proteins in virtual reality with ChimeraX.

May 23, 2019

A ChimeraX 0.9 release candidate is available – please try it and report any issues.

December 17, 2018

ChimeraX version 0.8 is available. See the change log for what's new.

August 7, 2018

ChimeraX version 0.7 is available. See the change log for what's new.

July 13, 2018

New Virtual Reality at UCSF website shares information on VR projects, resources, and related issues.

April 6, 2018

ChimeraX version 0.6 is available. See the change log for what's new.

January 1, 2018

UCSF ChimeraX paper published in a special issue of Protein Science: Tools for Protein Science.

December 22, 2017

ChimeraX version 0.5 is available. See the change log for what's new.

November 9, 2017

A fourth alpha release is available. See the change log for salient changes and when they occurred.

October 3, 2017

A third alpha release is available. See the change log for salient changes and when they occurred.

August 15, 2017

A second alpha release is available. To help users decide when to update, we have created a change log listing some of the more significant changes and when they occurred.

July 18, 2017

Our ChimeraX paper is accessible online! UCSF ChimeraX: Meeting modern challenges in visualization and analysis. Goddard TD, Huang CC et al.. Protein Sci. 2017, in press.

March 28, 2017

An alpha release of ChimeraX is available (Mac, Linux, Windows). For information on features, please see the documentation.

December 22, 2016

ChimeraX pre-release daily builds are available!